mirror of
https://github.com/eclipse-cdt/cdt
synced 2025-07-26 02:15:31 +02:00
Added IIndexInclude.getFullName method. Bug 272815.
This commit is contained in:
Sergey Prigogin
parent
2b18829db8
commit
6d64bcb42a
7 changed files with 172 additions and 108 deletions
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@ -6,7 +6,8 @@
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* QNX - Initial API and implementation
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* QNX - Initial API and implementation
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* Sergey Prigogin (Google)
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*******************************************************************************/
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package org.eclipse.cdt.internal.pdom.tests;
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@ -21,13 +22,12 @@ import org.eclipse.cdt.core.index.IndexLocationFactory;
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import org.eclipse.cdt.core.model.ICProject;
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import org.eclipse.core.resources.IFile;
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import org.eclipse.core.resources.IResource;
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import org.eclipse.core.runtime.Path;
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/**
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* @author Doug Schaefer
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*
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*/
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public class IncludesTests extends PDOMTestBase {
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protected ICProject project;
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protected IIndex index;
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@ -49,7 +49,7 @@ public class IncludesTests extends PDOMTestBase {
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public void testIncludedBy() throws Exception {
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IResource loc = project.getProject().findMember("I2.h");
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IIndexFile file = index.getFile(ILinkage.CPP_LINKAGE_ID, IndexLocationFactory.getWorkspaceIFL((IFile)loc));
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IIndexFile file = index.getFile(ILinkage.CPP_LINKAGE_ID, IndexLocationFactory.getWorkspaceIFL((IFile) loc));
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assertNotNull(file);
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IIndexInclude[] allIncludedBy = index.findIncludedBy(file, -1);
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assertEquals(9, allIncludedBy.length); // i.e. all of them
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@ -57,9 +57,41 @@ public class IncludesTests extends PDOMTestBase {
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public void testIncludes() throws Exception {
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IResource loc = project.getProject().findMember("I1.cpp");
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IIndexFile file = index.getFile(ILinkage.CPP_LINKAGE_ID, IndexLocationFactory.getWorkspaceIFL((IFile)loc));
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IIndexFile file = index.getFile(ILinkage.CPP_LINKAGE_ID, IndexLocationFactory.getWorkspaceIFL((IFile) loc));
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assertNotNull(file);
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IIndexInclude[] allIncludesTo= index.findIncludes(file, -1);
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assertEquals(2, allIncludesTo.length); // i.e. I1.h, I2.h
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}
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public void testIncludeName() throws Exception {
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IResource loc = project.getProject().findMember("a/b/I6.h");
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IIndexFile file = index.getFile(ILinkage.CPP_LINKAGE_ID, IndexLocationFactory.getWorkspaceIFL((IFile) loc));
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assertNotNull(file);
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IIndexInclude[] allIncludedBy = index.findIncludedBy(file, -1);
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assertEquals(2, allIncludedBy.length);
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for (IIndexInclude include : allIncludedBy) {
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assertTrue(include.isResolved());
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assertFalse(include.isSystemInclude());
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IIndexFile includer = include.getIncludedBy();
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String includerName = new Path(includer.getLocation().getFullPath()).lastSegment();
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if ("I6.cpp".equals(includerName)) {
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assertEquals("I6.h", include.getName());
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assertEquals("a/b/I6.h", include.getFullName());
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} else {
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assertEquals("I7.cpp", includerName);
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assertEquals("I6.h", include.getName());
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assertEquals("b/I6.h", include.getFullName());
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IIndexInclude[] includes = includer.getIncludes();
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for (IIndexInclude include2 : includes) {
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if ("I7.h".equals(include2.getName())) {
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assertFalse(include2.isResolved());
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assertFalse(include2.isSystemInclude());
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assertEquals("b/I7.h", include2.getFullName());
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} else {
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assertEquals("I6.h", include2.getName());
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}
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}
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}
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}
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}
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}
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@ -0,0 +1 @@
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#include "a/b/I6.h"
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@ -0,0 +1,2 @@
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#include "b/I6.h"
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#include "b/I7.h"
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@ -8,6 +8,7 @@
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* Contributors:
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* Markus Schorn - initial API and implementation
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* Andrew Ferguson (Symbian)
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* Sergey Prigogin (Google)
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*******************************************************************************/
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package org.eclipse.cdt.core.index;
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@ -57,8 +58,16 @@ public interface IIndexInclude {
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String getName() throws CoreException;
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/**
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* Returns the character offset of the name of the include in its source file. The name does
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* not include the enclosing quotes or angle brackets.
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* Returns the name of the include. The name does not include the enclosing quotes
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* or angle brackets. E.g.: for '<sys/types.h>' 'sys/types.h' will be returned.
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* @throws CoreException
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* @since 5.1
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*/
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String getFullName() throws CoreException;
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/**
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* Returns the character offset of the name of the include in its source file.
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* The name does not include the enclosing quotes or angle brackets.
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* @throws CoreException
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*/
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int getNameOffset() throws CoreException;
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@ -173,11 +173,12 @@ public class PDOM extends PlatformObject implements IPDOM {
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* 80.0 - support for specializations of partial specializations, bug 259872
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* 81.0 - change to c++ function types, bug 264479
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* 82.0 - offsets for using directives, bug 270806
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* 83.0 - unconditionally store name in PROMInclude, bug 272815
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*/
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private static int version(int major, int minor) {
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return major << 16 + minor;
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}
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public static final int MAJOR_VERSION = 82;
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public static final int MAJOR_VERSION = 83;
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public static final int MINOR_VERSION = 0; // minor versions must be compatible
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public static final int CURRENT_VERSION= version(MAJOR_VERSION, MINOR_VERSION);
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@ -6,8 +6,9 @@
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* QNX - Initial API and implementation
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* Markus Schorn (Wind River Systems)
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* QNX - Initial API and implementation
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* Markus Schorn (Wind River Systems)
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* Sergey Prigogin (Google)
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*******************************************************************************/
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package org.eclipse.cdt.internal.core.pdom.dom;
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@ -21,158 +22,172 @@ import org.eclipse.cdt.internal.core.index.IIndexFragment;
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import org.eclipse.cdt.internal.core.index.IIndexFragmentFile;
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import org.eclipse.cdt.internal.core.index.IIndexFragmentInclude;
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import org.eclipse.cdt.internal.core.pdom.db.Database;
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import org.eclipse.cdt.internal.core.pdom.db.IString;
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import org.eclipse.core.runtime.CoreException;
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/**
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* @author Doug Schaefer
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*
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*/
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public class PDOMInclude implements IIndexFragmentInclude {
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private static final int INCLUDES_FILE_OR_NAME = 0;
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private static final int INCLUDED_BY = 4;
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private static final int INCLUDES_NEXT = 8;
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private static final int INCLUDED_FILE = 0;
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private static final int INCLUDED_BY = 4;
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private static final int INCLUDES_NEXT = 8;
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private static final int INCLUDED_BY_NEXT = 12;
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private static final int INCLUDED_BY_PREV = 16;
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private static final int NODE_OFFSET_OFFSET = 20;
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private static final int NODE_LENGTH_OFFSET = 24;
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private static final int FLAG_OFFSET = 26;
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private static final int RECORD_SIZE = 27;
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// If the include name is the same as the end part of the path of the included file,
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// we store the length of the name instead of the name itself, and indicate that
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// by turning on FLAG_DEDUCIBLE_NAME flag. Notice that the length of include name
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// can be different from the node length, if the name is defined by a macro.
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private static final int INCLUDE_NAME_OR_LENGTH = 20;
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private static final int NODE_OFFSET = 24; // 3-byte unsigned int (sufficient for files <= 16mb)
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private static final int NODE_LENGTH = 27; // short (sufficient for names <= 32k)
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private static final int FLAGS = 29;
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private static final int RECORD_SIZE = 30;
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private static final int FLAG_SYSTEM_INCLUDE = 1;
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private static final int FLAG_INACTIVE_INCLUDE = 2;
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private static final int FLAG_UNRESOLVED_INCLUDE = 4;
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private static final int FLAG_RESOLVED_BY_HEURISTICS= 8;
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private static final int FLAG_SYSTEM_INCLUDE = 0x01;
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private static final int FLAG_INACTIVE_INCLUDE = 0x02;
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private static final int FLAG_RESOLVED_BY_HEURISTICS= 0x04;
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private static final int FLAG_DEDUCIBLE_NAME = 0x08;
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private final PDOMLinkage linkage;
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private final int record;
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// cached fields
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private String fName= null;
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// Cached fields
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private String fName;
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public PDOMInclude(PDOMLinkage pdom, int record) {
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this.linkage = pdom;
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this.record = record;
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}
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public PDOMInclude(PDOMLinkage linkage, IASTPreprocessorIncludeStatement include, PDOMFile containerFile, PDOMFile targetFile) throws CoreException {
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public PDOMInclude(PDOMLinkage linkage, IASTPreprocessorIncludeStatement include, PDOMFile containerFile,
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PDOMFile targetFile) throws CoreException {
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this.linkage = linkage;
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this.record = linkage.getDB().malloc(RECORD_SIZE);
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IASTName name= include.getName();
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IASTFileLocation loc= name.getFileLocation();
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// includes generated by -include or -macro don't have a location
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IASTName name = include.getName();
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char[] nameChars = name.getSimpleID();
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IASTFileLocation loc = name.getFileLocation();
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// Includes generated by -include or -macro don't have a location
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if (loc != null) {
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setNameOffsetAndLength(loc.getNodeOffset(), (short) loc.getNodeLength());
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linkage.getDB().put3ByteUnsignedInt(record + NODE_OFFSET, loc.getNodeOffset());
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linkage.getDB().putShort(record + NODE_LENGTH, (short) loc.getNodeLength());
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}
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setFlag(encodeFlags(include, targetFile == null));
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final Database db = linkage.getDB();
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if (targetFile != null) {
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db.putInt(record + INCLUDED_FILE, targetFile.getRecord());
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}
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boolean deducible_name = isDeducibleName(targetFile, nameChars);
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// If the name is the same as an end part of the path of the included file,
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// store the length of the name instead of the name itself.
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int rec= deducible_name ? nameChars.length : db.newString(nameChars).getRecord();
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db.putInt(record + INCLUDE_NAME_OR_LENGTH, rec);
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setFlag(encodeFlags(include, deducible_name));
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setIncludedBy(containerFile);
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setIncludes(targetFile, name.getSimpleID());
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}
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private byte encodeFlags(IASTPreprocessorIncludeStatement include, boolean unresolved) {
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private byte encodeFlags(IASTPreprocessorIncludeStatement include, boolean deducible_name) {
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byte flags= 0;
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if (include.isSystemInclude()) {
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flags |= FLAG_SYSTEM_INCLUDE;
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}
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if (!include.isActive()) {
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flags |= FLAG_INACTIVE_INCLUDE;
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}
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if (unresolved) {
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flags |= FLAG_UNRESOLVED_INCLUDE;
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} else if (include.isResolvedByHeuristics()) {
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flags |= FLAG_RESOLVED_BY_HEURISTICS;
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}
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if (deducible_name) {
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flags |= FLAG_DEDUCIBLE_NAME;
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}
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return flags;
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}
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public int getRecord() {
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return record;
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}
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public void delete() throws CoreException {
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if (isResolved()) {
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// Remove us from the includedBy chain
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removeThisFromIncludedByChain();
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}
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else {
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getNameForUnresolved().delete();
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final Database db = linkage.getDB();
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if ((getFlag() & FLAG_DEDUCIBLE_NAME) == 0) {
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int rec = db.getInt(record + INCLUDE_NAME_OR_LENGTH);
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db.getString(rec).delete();
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}
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// Delete our record
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linkage.getDB().free(record);
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db.free(record);
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}
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private void removeThisFromIncludedByChain() throws CoreException {
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PDOMInclude prevInclude = getPrevInIncludedBy();
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PDOMInclude nextInclude = getNextInIncludedBy();
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if (prevInclude != null)
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if (prevInclude != null) {
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prevInclude.setNextInIncludedBy(nextInclude);
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else
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} else {
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((PDOMFile) getIncludes()).setFirstIncludedBy(nextInclude);
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}
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if (nextInclude != null)
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nextInclude.setPrevInIncludedBy(prevInclude);
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}
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private IString getNameForUnresolved() throws CoreException {
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if (isResolved()) {
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return null;
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}
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final Database db = linkage.getDB();
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return db.getString(db.getInt(record + INCLUDES_FILE_OR_NAME));
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}
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public IIndexFragmentFile getIncludes() throws CoreException {
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if (!isResolved()) {
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return null;
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}
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int rec = linkage.getDB().getInt(record + INCLUDES_FILE_OR_NAME);
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int rec = linkage.getDB().getInt(record + INCLUDED_FILE);
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return rec != 0 ? new PDOMFile(linkage, rec) : null;
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}
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private void setIncludes(PDOMFile includes, char[] name) throws CoreException {
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int rec= 0;
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if (includes == null) {
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rec= linkage.getDB().newString(name).getRecord();
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/**
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* Checks if the name is the same as the end part of the path of the included file.
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*/
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private static boolean isDeducibleName(PDOMFile includedFile, char[] name) throws CoreException {
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if (includedFile == null) {
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return false;
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}
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else {
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rec= includes.getRecord();
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String s = includedFile.getLocation().getURI().getPath();
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int pos = s.length() - name.length;
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if (pos < 0) {
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return false;
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}
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linkage.getDB().putInt(record + INCLUDES_FILE_OR_NAME, rec);
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for (int i = 0; i < name.length; i++, pos++) {
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if (s.charAt(pos) != name[i]) {
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return false;
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}
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}
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return true;
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}
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public IIndexFile getIncludedBy() throws CoreException {
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int rec = linkage.getDB().getInt(record + INCLUDED_BY);
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return rec != 0 ? new PDOMFile(linkage, rec) : null;
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}
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private void setIncludedBy(PDOMFile includedBy) throws CoreException {
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int rec = includedBy != null ? includedBy.getRecord() : 0;
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linkage.getDB().putInt(record + INCLUDED_BY, rec);
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}
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public PDOMInclude getNextInIncludes() throws CoreException {
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int rec = linkage.getDB().getInt(record + INCLUDES_NEXT);
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return rec != 0 ? new PDOMInclude(linkage, rec) : null;
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}
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public void setNextInIncludes(PDOMInclude include) throws CoreException {
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int rec = include != null ? include.getRecord() : 0;
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linkage.getDB().putInt(record + INCLUDES_NEXT, rec);
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}
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public PDOMInclude getNextInIncludedBy() throws CoreException {
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int rec = linkage.getDB().getInt(record + INCLUDED_BY_NEXT);
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return rec != 0 ? new PDOMInclude(linkage, rec) : null;
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}
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public void setNextInIncludedBy(PDOMInclude include) throws CoreException {
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int rec = include != null ? include.getRecord() : 0;
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linkage.getDB().putInt(record + INCLUDED_BY_NEXT, rec);
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}
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public PDOMInclude getPrevInIncludedBy() throws CoreException {
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int rec = getPrevInIncludedByRecord();
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return rec != 0 ? new PDOMInclude(linkage, rec) : null;
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@ -181,7 +196,7 @@ public class PDOMInclude implements IIndexFragmentInclude {
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int getPrevInIncludedByRecord() throws CoreException {
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return linkage.getDB().getInt(record + INCLUDED_BY_PREV);
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}
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public void setPrevInIncludedBy(PDOMInclude include) throws CoreException {
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int rec = include != null ? include.getRecord() : 0;
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linkage.getDB().putInt(record + INCLUDED_BY_PREV, rec);
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@ -192,39 +207,32 @@ public class PDOMInclude implements IIndexFragmentInclude {
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}
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public IIndexFileLocation getIncludesLocation() throws CoreException {
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if (!isResolved()) {
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return null;
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}
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return getIncludes().getLocation();
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IIndexFragmentFile includes = getIncludes();
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return includes != null ? includes.getLocation() : null;
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}
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public IIndexFragment getFragment() {
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return linkage.getPDOM();
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}
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private void setNameOffsetAndLength(int offset, short length) throws CoreException {
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linkage.getDB().putInt(record + NODE_OFFSET_OFFSET, offset);
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linkage.getDB().putShort(record + NODE_LENGTH_OFFSET, length);
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}
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private void setFlag(byte flag) throws CoreException {
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linkage.getDB().putByte(record + FLAG_OFFSET, flag);
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linkage.getDB().putByte(record + FLAGS, flag);
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}
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private int getFlag() throws CoreException {
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return linkage.getDB().getByte(record + FLAG_OFFSET);
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return linkage.getDB().getByte(record + FLAGS);
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}
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public boolean isSystemInclude() throws CoreException {
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return (getFlag() & FLAG_SYSTEM_INCLUDE) != 0;
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}
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public boolean isActive() throws CoreException {
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return (getFlag() & FLAG_INACTIVE_INCLUDE) == 0;
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}
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public boolean isResolved() throws CoreException {
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return (getFlag() & FLAG_UNRESOLVED_INCLUDE) == 0;
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return linkage.getDB().getInt(record + INCLUDED_FILE) != 0;
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}
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public boolean isResolvedByHeuristics() throws CoreException {
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@ -232,34 +240,45 @@ public class PDOMInclude implements IIndexFragmentInclude {
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}
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public int getNameOffset() throws CoreException {
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return linkage.getDB().getInt(record + NODE_OFFSET_OFFSET);
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return linkage.getDB().get3ByteUnsignedInt(record + NODE_OFFSET);
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}
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|
||||
|
||||
public int getNameLength() throws CoreException {
|
||||
return linkage.getDB().getShort(record + NODE_LENGTH_OFFSET) & 0xffff;
|
||||
return linkage.getDB().getShort(record + NODE_LENGTH) & 0xffff;
|
||||
}
|
||||
|
||||
public String getName() throws CoreException {
|
||||
|
||||
public String getFullName() throws CoreException {
|
||||
if (fName == null) {
|
||||
computeName();
|
||||
final Database db = linkage.getDB();
|
||||
// The include name is either stored explicitly, or can be deduced from the path
|
||||
// of the included file.
|
||||
if ((getFlag() & FLAG_DEDUCIBLE_NAME) == 0) {
|
||||
int rec = db.getInt(record + INCLUDE_NAME_OR_LENGTH);
|
||||
fName = db.getString(rec).getString();
|
||||
} else {
|
||||
String path = getIncludes().getLocation().getURI().getPath();
|
||||
int nameLength = db.getInt(record + INCLUDE_NAME_OR_LENGTH);
|
||||
fName = path.substring(Math.max(path.length() - nameLength, 0));
|
||||
}
|
||||
}
|
||||
return fName;
|
||||
}
|
||||
|
||||
private void computeName() throws CoreException {
|
||||
if (isResolved()) {
|
||||
fName= getIncludes().getLocation().getURI().getPath();
|
||||
}
|
||||
else {
|
||||
fName= getNameForUnresolved().getString();
|
||||
}
|
||||
fName= fName.substring(fName.lastIndexOf('/')+1);
|
||||
public String getName() throws CoreException {
|
||||
return getFullName().substring(fName.lastIndexOf('/') + 1);
|
||||
}
|
||||
|
||||
public void convertToUnresolved() throws CoreException {
|
||||
if (isResolved()) {
|
||||
setIncludes(null, getName().toCharArray());
|
||||
setFlag((byte) (getFlag() | FLAG_UNRESOLVED_INCLUDE));
|
||||
final Database db = linkage.getDB();
|
||||
int flag = getFlag();
|
||||
// Since included file is going away, the name is no longer deducible.
|
||||
if ((flag & FLAG_DEDUCIBLE_NAME) != 0) {
|
||||
int rec= db.newString(getFullName()).getRecord();
|
||||
db.putInt(record + INCLUDE_NAME_OR_LENGTH, rec);
|
||||
setFlag((byte) (flag & ~FLAG_DEDUCIBLE_NAME));
|
||||
}
|
||||
db.putInt(record + INCLUDED_FILE, 0);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue